Aptitude and Reasoning Questions

Q:

ax + 5y = 8 has slope of -4/3. What is the value of a?

A) 20/3 B) 3/20
C) -20/3 D) -3/20
 
Answer & Explanation Answer: A) 20/3

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

At what rate of compound interest per annum will a sum of Rs 20000 become Rs 23328 in 2 years?

A) 8 percent B) 16 percent
C) 24 percent D) 12 percent
 
Answer & Explanation Answer: A) 8 percent

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

In a class of 60 students there are 30 girls. The average weight of these girls is 58 Kg and average weight of the full class is 63 kgs. What is the average weight of the boys of the class?

A) 67 B) 66
C) 68 D) 65
 
Answer & Explanation Answer: C) 68

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

The LCM of two numbers is 66. The numbers are in the ratio 2:3. The sum of the numbers is

A) 60 B) 55
C) 50 D) 65
 
Answer & Explanation Answer: B) 55

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

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Q:

When a number is increased by 216, it becomes 140% of itself. What is the number?

A) 540 B) 756
C) 450 D) 675
 
Answer & Explanation Answer: A) 540

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In each of the following questions two equations I and II are given. Solve both the equations and give answer:
I. x2+2x-195=0II. y2+30y+225=0

A) x = y or relation can’t be established between x and y B) x > y
C)  x < y D)  x ≥ y
 
Answer & Explanation Answer: D)  x ≥ y

Explanation:

 I. x2 + 2x - 195 = 0 = (x+15) (x-13) => x = -15, 13

II. y2 + 30y + 225 = 0 = (y+15) (y+15) => y = -15, -15

So x ≥ y

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Filed Under: Simplification

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Q:

In the given figure, radius of a circle is 14√2 cm. PQRS is a square. EFGH, ABCD, WXYZ and LMNO are 4 identical squares. What is the total area (in sq.cm) of all the small squares ?

A) 31.36 B) 125.44
C) 62.72 D) 156.8
 
Answer & Explanation Answer: A) 31.36

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

The average age of 6 members of a family is 20 years. If the age of the servant is included, then the average age increase by 25%. What is the age (in years) of the servant?

A) 30 B) 35
C) 50 D) 55
 
Answer & Explanation Answer: D) 55

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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